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.0TR-STE-LD2981CU50TR — SC-70 / SOT-323 package (representative)
SC-70 / SOT-323
Representative of package type
STMicroelectronics

.0TR-STE-LD2981CU50TR

LDO Regulator · SOT-323 · Analog
Part Status: Active
Data last refreshed Aug 1, 2026
Manufacturer
STMicroelectronics
Mfr Part #
.0TR-STE-LD2981CU50TR
Series
LD2981
Category
LDO Regulator
Datasheet
View datasheet ↗
Availability & Pricing
Est. market range$0.15 – $0.6
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Product Attributes

Electrical & Parametric
Output Voltage5.0 V
Output Current100 mA
Dropout Voltage0.18 V typ
Physical & Thermal
Package / CaseSOT-323
Mounting TypeSurface Mount
SeriesLD2981
Operating Temperature-40°C ~ 125°C
Classification & Lifecycle
CategoryLDO Regulator
TypeAnalog
Part StatusActive

5.0 V, 100 mA low-dropout regulator, SOT-323

Environmental & Export Classifications

RoHS Status
RoHS Compliant

Price History & Market Reference

Market Price Range

High$0.6
Low$0.15
Last$0.375
Price as of2026-08-01

ZDI Transaction

ZDI priceQuote on request

Pricing reflects ZDI's transaction and market-reference data. Firm pricing confirmed per RFQ against current availability.

Part Activity

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Engineering FAQ

What are the key specifications of .0TR-STE-LD2981CU50TR?
Output Voltage: 5.0 V; Output Current: 100 mA; Dropout Voltage: 0.18 V typ.
What package is .0TR-STE-LD2981CU50TR supplied in?
.0TR-STE-LD2981CU50TR is supplied in the SOT-323 package, surface mount, rated -40°C ~ 125°C.
Can ZDI source .0TR-STE-LD2981CU50TR beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

✓Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
✓Source-country supplier analysis, rating & review
✓Incoming inspection, RoHS verification, bake, full lot traceability
✓ESD-controlled handling · authentic parts guaranteed

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